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London Enland has hosted the most World's Fairs
The last world's fair was Expo 2008 in Zaragoza, Spain.The next world's fairs are Expo 2010 in Shanghai, China; Expo 2012 in Yeosu, South Korea; and Expo 2015 in Milan, Italy.http://www.ExpoMuseum.com/
1492 was a turning point in world history because that was the year when Christopher Columbus discovered the Americas.
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